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The Houston Chronicle praised the series for "offer[ing] many and varied academic activities, plenty of play-oriented pursuits, incentives to spur and reward achievement and all the interactive trimmings – cool characters, great 3-D graphics and snappy sound effects", describing the World Kindergarten, 1st Grade and 2nd Grade as superlative ...
Potato battery with zinc (left) and copper electrodes. The zinc electrode is a galvanized machine screw. The copper electrode is a wire. Note the labels − and + marked on the potato indicating that the copper electrode is the positive terminal of the battery.
Electricity is the set of physical phenomena associated with the presence and motion of matter possessing an electric charge.Electricity is related to magnetism, both being part of the phenomenon of electromagnetism, as described by Maxwell's equations.
Ancient Greek philosopher Thales of Miletus described static electricity by rubbing fur on substances such as amber. 1600: English scientist William Gilbert coined the word electricus after careful experiments. He also explained the magnetism of Earth. 1660: German scientist Otto von Guericke invented a device that creates static electricity ...
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Edison (voiced by Dee Bradley Baker): Though he is a firefly, he bears little resemblance to the actual creature, and he first appeared in JumpStart 2nd Grade. His Advanced incarnation is teal with a red nose, as well as wings and the traditional firefly light on his rear, and he wears a purple hat and a blue shirt.